<?php

$true = true;
$TRUE = TRUE;

echo '$true is ' , $true , PHP_EOL;
echo '$TRUE is ' , $TRUE , PHP_EOL;

if ($true === true){
  echo $true , " is = true" , PHP_EOL;
}else{
  echo $true , " is = not true" , PHP_EOL;
}
if ($true === TRUE){
  echo $true , " is = TRUE" , PHP_EOL;
}else{
  echo $true , " is = not TRUE" , PHP_EOL;
}


if ($TRUE === true){
  echo $TRUE , " is = true" , PHP_EOL;
}else{
  echo $TRUE , " is = not true" , PHP_EOL;
}


if ($TRUE === TRUE){
  echo $TRUE , " is = TRUE" , PHP_EOL;
}else{
  echo $TRUE , " is = not TRUE" , PHP_EOL;
}
